CN106052739A - Sensor calibration apparatus - Google Patents
Sensor calibration apparatus Download PDFInfo
- Publication number
- CN106052739A CN106052739A CN201610486546.1A CN201610486546A CN106052739A CN 106052739 A CN106052739 A CN 106052739A CN 201610486546 A CN201610486546 A CN 201610486546A CN 106052739 A CN106052739 A CN 106052739A
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- Prior art keywords
- room
- layer frame
- cold air
- frame
- sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
Abstract
The invention provides a sensor calibration apparatus including a wood testing room, a sensor, a cold air generation source, and a non-metal pipeline, the wood testing room includes vertically arranged support rods, a bottom layer frame, an intermediate layer frame, and a top layer frame, the bottom layer frame, the intermediate layer frame, and the top layer frame are embedded on the support rods, a flat board is arranged on the intermediate layer frame, the top layer framer is provided with a top board, a calibration chamber having an enclosed space is formed between the flat board, the top board, and the support rods, the inner walls of the calibration chamber are provided with insulation layers, the sensor is arranged in the calibration chamber, the non-metal pipeline is connected with the calibration chamber and the cold air generation source, the wood testing room is arranged indoors and has no metal around within the range of 4m. The sensor calibration apparatus has no magnetic interference around within the range of 4 meters and is low in cost (about 8,000 yuan), and thick insulation layers which can keep the calibration chamber at 0 DEG C are arranged indoors.
Description
Technical field
The invention belongs to petroleum exploration field, particularly relate to a kind of sensor calibration apparatus.
Background technology
MWD (The Measurement While Drilling) be a kind of by down-hole turbogenerator power wireless with
Boring measurement system, MWD is from the sensor acquisition data being arranged on drill bit, and the pressure pulse by means of mud circulating system will
Data are transmitted to ground.The actual application of MWD brings the newest leap to orientation drilling technology, and it to down-hole equipment is one
Real-time monitoring system, can provide the parameters such as hole deviation, orientation, tool-face direction and bottom hole temperature (BHT) at any time orientation spudder author,
Make worker can understand whereabouts and the duty of down-hole equipment at any time, it is simple to control well track.Due to MWD sensor pair
Have very important significance in monitoring down-hole equipment tool, therefore, before carrying out downhole drill work, need MWD sensor is carried out
Demarcate.Further, MWD sensor in use, also can produce certain error due to artificial and environmental factors, and impact is surveyed
The accuracy of amount.
MWD sensor in oil well logging instrument need one without the environment of magnetic in demarcation.Non-magnetic environment refers to around
There is no the electromagnetic interference that magnetic metal and alternating current are launched in certain limit, and need the environment of zero degree to demarcate.Preferably mark
Determining environment is in a spacious zero degree environment, it is clear that inconvenience and cost are bigger.
Therefore, it is necessary to propose a kind of new technical scheme.
Summary of the invention
For the problems referred to above, the present invention proposes a kind of sensor calibration apparatus, and it is disposed upon in relatively spacious Factory Building,
Around there is no magnetic interference in the range of 4 meters, and low cost, there is thicker heat-insulation layer indoor, may remain in zero degree.
The present invention provides a kind of sensor calibration apparatus, and described caliberating device includes that wooden test room, sensor, cold air produce
Source of students and nonmetal pipeline,
Described wooden test room includes that the support bar being vertically arranged, the most vertical described support bar are provided with bottom frame
Frame, middle layer frame and top layer frame, described bottom frame, middle layer frame and top layer frame are embedded at described support bar respectively
On, described middle layer frame is provided with flat board, described flat board is to be embedded on described middle layer frame, on described top layer frame
Being provided with top board, form the demarcation room with confined space between described flat board, top board and support bar, described demarcation chamber interior walls sets
Being equipped with heat-insulation layer, described sensor is positioned at described indoor of demarcating, and the described nonmetal pipeline described demarcation room of connection and cold air produce
Source, described cold air produces source provides cold air, order demarcation indoor temperature to keep zero degree, institute by nonmetal pipeline for described demarcation room
State wooden test room and be positioned at indoor, around described wooden test room within 4m in the range of without metal.
Further, described cold air produces source and is positioned on wooden pillar, and described cold air produces source and demarcates the distance of room
More than 4m.
Further, described nonmetal pipeline is two, and it is respectively air inlet pipe and escape pipe, and described air inlet pipe is connected to
The downside of described demarcation room, described escape pipe is connected to the upside of described demarcation room.
Further, every nonmetal pipeline connects one end height of described demarcation room less than connecting described cold air generation source
One end.
Further, described cold air produces source is refrigerator.
Further, described bottom frame is internally provided with cross bracket, and four limits of described cross bracket are respectively
Correspondence is embedded at four limits of described bottom frame, and described flat board is embedded at four limits of described middle layer frame, described top layer
Lower portion is provided with cross bracket, and four limits of described cross bracket are corresponding respectively is embedded at the four of described top layer frame
Individual limit.
Further, described nonmetal pipeline includes the wooden pipeline of internal layer and is coated on the insulation that wooden pipeline is peripheral
Layer.
Sensor of the invention caliberating device, it is disposed upon in relatively spacious Factory Building, does not has magnetic in the range of surrounding 4 meters
Property interference, and low cost, about 8000 yuan, there is thicker heat-insulation layer indoor, so that demarcate room to be maintained at zero degree.
Accompanying drawing explanation
In order to be illustrated more clearly that technical scheme, below will be to required in embodiment or description of the prior art
The accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only some embodiments of the present invention, right
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain it according to these accompanying drawings
Its accompanying drawing.
Fig. 1 is the structural representation of inventive sensor caliberating device.
Wherein, 100-wooden test room, 200-cold air produces source, 300-nonmetal pipeline, 400-wooden pillar, 500-wood
Ladder, 101-support bar, 102-bottom frame, 103-middle layer frame, 104-top layer frame, 105-cross bracket, 106-
Flat board, 107-top board, 108-cross bracket, 109-demarcates room.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, those of ordinary skill in the art obtained on the premise of not making creative work all its
His embodiment, broadly falls into the scope of protection of the invention.
Referring to Fig. 1, it is the structural representation of inventive sensor caliberating device.As it is shown in figure 1, described caliberating device
Source 200 and nonmetal pipeline 300 is produced including wooden test room 100, sensor (not shown), cold air.Described wooden test room
100 include that the support bar 101 being vertically arranged, the most vertical described support bar 101 are provided with bottom frame 102, intermediate layer
Framework 103 and top layer frame 104.In this embodiment, described bottom frame 102, middle layer frame 103 and top layer frame 104
It is embedded at respectively on described support bar 101, so that bottom frame 102, middle layer frame 103 and top layer frame 104 and support
Bar 101 firmly connects, thus avoids using metal connecting piece.So that whole wooden test room 100 is placed stable, the described end
Layer framework 102, middle layer frame 103 and top layer frame 104 are square frame.Described bottom frame 102 is internally provided with
Cross bracket 105, described middle layer frame 103 is provided with flat board 106, described top layer frame 104 is provided with top board
107, wherein top layer frame 104 is internally provided with cross bracket 108, and described top board 107 is be covered in top layer frame 104 upper
Side.In this embodiment, four limit correspondences respectively of the cross bracket 105 of described bottom frame are embedded at described bottom frame
Four limits of 102, described flat board 106 is to be embedded on four limits of described middle layer frame 103, described top layer frame 104
Corresponding four limits being embedded at described top layer frame 104 respectively, four limits of cross bracket 108, such that it is able to avoid support bar
Between 101 and bottom frame 102, middle layer frame 103, top layer frame 104 and bottom frame 102 and cross bracket 105
Between, between middle layer frame 103 and flat board 106, between top layer frame 104 and cross bracket 108 use metal connecting piece.
In another embodiment, between described support bar and bottom frame, middle layer frame, top layer frame and bottom frame and ten
Other non-gold can also be passed through between font support, between middle layer frame and flat board, between top layer frame and cross bracket
Belong to connector and connect fixing.In a preferred embodiment, described nonmetallic connectors is wooden connector.
Please continue to refer to Fig. 1.Formed between described flat board 106, top board 107 and support bar 101 and demarcate room 109, described mark
Determining room 109 is confined space, and described demarcation room 109 inwall is provided with heat-insulation layer (not shown), and described sensor is positioned at described mark
Determining in room 109, described nonmetal pipeline 300 connects described demarcation room 109 and cold air produces source 200.In this embodiment, test
Room is built by wood materials, and the connector used during building test room is also wooden.In other embodiments,
The connection member used during building test room can also be that other are nonmetallic.In this embodiment, heat-insulation layer
For froth bed, in other embodiments, this heat-insulation layer can also be other non-metallic insulation materials.In this embodiment, described
Pipeline is nonmetal pipeline, and described nonmetal pipeline includes the wooden pipeline of internal layer and is coated on the insulation that wooden pipeline is peripheral
Layer.
Described cold air produces source 200, and it for providing cold air for demarcation room 109, makes described mark by nonmetal pipeline 300
Determine temperature zero degree constant temperature in room 109.Described cold air produces source 200 and is positioned on wooden pillar 400, and described cold air produces source 200
Away from demarcating room, described cold air produces source 200 and is more than 4m away from the distance demarcating room, to such an extent as to without metal in 4m around demarcation room.
Described nonmetal pipeline 300 is two, and it is respectively air inlet pipe and escape pipe, and described air inlet pipe is connected to described demarcation room 109
Downside, described escape pipe is connected to the upside of described demarcation room 109.In this embodiment, every nonmetal pipeline 300 connects
One end height of described demarcation room 109 produces the one end in source 200 less than connecting described cold air, in order to cold air passes through nonmetal pipeline
300 enter demarcation room smoothly.Described sensor, it is for measuring whether the described temperature value demarcating indoor meets setting.At this
In embodiment, described sensor is MWD sensor, and it is that the wireless drilling that a kind of down-hole turbogenerator is powered measures system.
In other embodiments, described sensor can also be other sensors.
Described demarcation room and described cold air produce the horizontal range in source more than 4m.It is provided with wind in described nonmetal pipeline
Fan, provides power for pipeline transporting cold-air.In one embodiment, owing to fan is arranged in nonmetal pipeline, described fan
Being more than 4m with the horizontal range demarcating room, this distance ensure that the horizontal range demarcating room and described cold air generation source is more than simultaneously
4m。
Described wooden test room be positioned at spaciousness indoor, around described wooden test room within 4 meters in the range of there is no metal,
In order to avoid the sensor being placed therein is by magnetic interference.
The test room of the present invention is all built by solid wood, and connector does not contains any metal material.In one embodiment, for
Make calibration sensor more accurate, the length and width of described demarcation room and high be respectively 2m, 2m and 2.5m.Described demarcation room is whole
Body distance flooring height is 2m.
In this embodiment, described cold air produces source is refrigerator.The height of described refrigerator distance flooring is more than described
Demarcate the height of distance flooring, room, in order to nonmetal pipeline transporting cold-air is given and demarcated room.In other embodiments, described
It can also be the equipment stably producing design temperature such as zero degree that cold air produces source.
In one embodiment, described sensor calibration apparatus also includes wooden ladder, owing to demarcating distance flooring, room
There is certain altitude, by wooden ladder, sensor can be put into demarcation indoor.
Sensor of the invention caliberating device, it is disposed upon in relatively spacious Factory Building, does not has magnetic in the range of surrounding 4 meters
Property interference, and low cost, about 8000 yuan, there is thicker heat-insulation layer indoor, so that demarcate room to be maintained at zero degree, are conducive to
The accuracy demarcated.
Above disclosed be only the present invention several preferred embodiments, certainly can not with this limit the present invention it
Interest field, the equivalent variations therefore made according to the claims in the present invention, still belong to the scope that the present invention is contained.
Claims (7)
1. a sensor calibration apparatus, it is characterised in that: described caliberating device includes wooden test room (100), sensor, cold
Gas produces source (200) and nonmetal pipeline (300),
Described wooden test room (100) includes support bar (101), the most vertical described support bar (101) being vertically arranged
It is provided with bottom frame (102), middle layer frame (103) and top layer frame (104), described bottom frame (102), interlayer frame
Frame (103) and top layer frame (104) are embedded on described support bar (101) respectively, and described middle layer frame is provided with on (103)
Flat board (106), described flat board (106) is to be embedded on described middle layer frame (103), and described top layer frame (104) is upper to be arranged
There is top board (107), between described flat board (106), top board (107) and support bar (101), form the demarcation room with confined space
(109), described demarcation room (109) inwall is provided with heat-insulation layer, and described sensor is positioned at described demarcation room (109), described non-
Metallic conduit (300) connects described demarcation room (109) and cold air produces source (200), and described cold air produces source (200) by non-gold
Metal conduit (300) is that described demarcation room (109) provides cold air, order to demarcate room (109) interior temperature holding zero degree, described wooden test
Room (100) is positioned at indoor, within described wooden test room (100) 4m around in the range of without metal.
Sensor calibration apparatus the most according to claim 1, it is characterised in that: described cold air produces source (200) and is positioned over
On wooden pillar, described cold air produces source (200) with the distance demarcating room more than 4m.
Sensor calibration apparatus the most according to claim 1 and 2, it is characterised in that: described nonmetal pipeline (300) is two
Root, it is respectively air inlet pipe and escape pipe, and described air inlet pipe is connected to the downside of described demarcation room (109), and described escape pipe is even
It is connected to the upside of described demarcation room (109).
Sensor calibration apparatus the most according to claim 3, it is characterised in that: every nonmetal pipeline (300) connects institute
State one end height demarcating room (109) less than the one end connecting described cold air generation source (200).
Sensor calibration apparatus the most according to claim 1 and 2, it is characterised in that: it is cold that described cold air produces source (200)
Cabinet.
Sensor calibration apparatus the most according to claim 1 and 2, it is characterised in that: described bottom frame (102) is internal to be set
Being equipped with cross bracket (105), four limit correspondences respectively of described cross bracket (105) are embedded at described bottom frame
(102) four limits, described flat board (106) is embedded at four limits of described middle layer frame (103), described top layer frame
(104) being internally provided with cross bracket (108), four limit correspondences respectively of described cross bracket (108) are embedded at described
Four limits of top layer frame (104).
Sensor calibration apparatus the most according to claim 1 and 2, it is characterised in that: described nonmetal pipeline includes internal layer
Wooden pipeline and be coated on the heat-insulation layer that wooden pipeline is peripheral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610486546.1A CN106052739B (en) | 2016-06-28 | 2016-06-28 | A kind of sensor calibration apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610486546.1A CN106052739B (en) | 2016-06-28 | 2016-06-28 | A kind of sensor calibration apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106052739A true CN106052739A (en) | 2016-10-26 |
| CN106052739B CN106052739B (en) | 2018-05-22 |
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ID=57167078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610486546.1A Active CN106052739B (en) | 2016-06-28 | 2016-06-28 | A kind of sensor calibration apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113670361A (en) * | 2021-09-03 | 2021-11-19 | 贝兹维仪器(苏州)有限公司 | Calibration system of sensor while drilling in non-magnetic environment |
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| CN101469610A (en) * | 2007-12-29 | 2009-07-01 | 中国石化集团胜利石油管理局钻井工艺研究院 | Measurement while drilling exploring tube sensor signal simulator |
| CN102636766A (en) * | 2012-04-01 | 2012-08-15 | 中国科学院空间科学与应用研究中心 | Wide-temperature nonmagnetic testing system |
| CN103089242A (en) * | 2011-10-31 | 2013-05-08 | 中国石油化工股份有限公司 | Active magnetic field calibration method for measurement while drilling (MWD) directional probe |
| US20140318869A1 (en) * | 2011-07-14 | 2014-10-30 | Halliburton Energy Services, Inc. | Methods and systems for controlling torque transfer from rotating equipment |
| CN205172431U (en) * | 2015-10-30 | 2016-04-20 | 中石化石油工程技术服务有限公司 | System experiment device is observed and controled to rotatory direction |
-
2016
- 2016-06-28 CN CN201610486546.1A patent/CN106052739B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101469610A (en) * | 2007-12-29 | 2009-07-01 | 中国石化集团胜利石油管理局钻井工艺研究院 | Measurement while drilling exploring tube sensor signal simulator |
| US20140318869A1 (en) * | 2011-07-14 | 2014-10-30 | Halliburton Energy Services, Inc. | Methods and systems for controlling torque transfer from rotating equipment |
| CN103089242A (en) * | 2011-10-31 | 2013-05-08 | 中国石油化工股份有限公司 | Active magnetic field calibration method for measurement while drilling (MWD) directional probe |
| CN102636766A (en) * | 2012-04-01 | 2012-08-15 | 中国科学院空间科学与应用研究中心 | Wide-temperature nonmagnetic testing system |
| CN205172431U (en) * | 2015-10-30 | 2016-04-20 | 中石化石油工程技术服务有限公司 | System experiment device is observed and controled to rotatory direction |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113670361A (en) * | 2021-09-03 | 2021-11-19 | 贝兹维仪器(苏州)有限公司 | Calibration system of sensor while drilling in non-magnetic environment |
| CN113670361B (en) * | 2021-09-03 | 2023-12-12 | 贝兹维仪器(苏州)有限公司 | Sensor calibration system while drilling in non-magnetic environment |
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| Publication number | Publication date |
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| CN106052739B (en) | 2018-05-22 |
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